LECA is an environment-friendly, natural product for the use in landscaping and roofs. Also in floors, road construction, agriculture, filtrations, and horiculture. Leca is a lightweight expanded clay to provide lightweight brick and blocks. Combined with varying amounts of organic matter, it creates a lightweight planting media for intensive and/or extensive rooftop gardens.

Product name: Lightweight Expanded Clay Aggregate ( LECA) 
Other Name: Ceramsite, Expanded Clay, Clay Pebble, Clay pellet, Clay balls.
Main Sizes:  -1-4mm(1-3mm), 4-10mm(3-9mm), 8-10mm, 8-16mm, 10-30mm etc.

Leca Benefits: 

• 100% inert. It can be reused multiple times.
• Light in weight. It helps in reduction of 40 to 50% of load.
• Cylinder shaped and hence has high compressive strength of 0.6 to 3.0 N/mm2
• Because of its honeycombed micro porous structure, it helps in interconnecting voids.
• It is a green material which is 100% non toxic, eco friendly and sustainable.
• Good absorption of water. It absorbs 18 to 22% of size.
• It can also be used as good water drainage material.
• The unique structure of LECA is ideally suited to water and air filtration systems.

Physical Properties:

Sizes	Water absorption %	Stacking Density Kg/m3	The cylinder Pressure Strength Mpa
2-4mm	8.3	500-550	2.10
4-10mm	10.0	370-400	1.12
8-10mm	15.2	350-400	1.10
8-16mm	23.0	280-310	1.08
10-30mm	21.0	210-240	0.92

Chemical Properties:

Sizes	SiO2	Al2O3	Fe2O3	CaO	MgO	LOSS
2-4mm	60.47	18.90	14.39	2.01	2.22	-0.41
4-10mm	61.12	18.77	14.21	1.78	2.37	-0.40
8-10mm	62.25	18.86	14.32	2.05	2.52	-0.39
8-16mm	62.55	19.74	13.77	2.19	1.99	-0.38
10-30mm	62.56	19.16	14.36	2.27	1.75	-0.25

Production Application

LECA is also used in water treatment facilities for the filtration and purification of municipal wastewater and drinking water as well as in other filtering processes, including those for dealing with industrial wastewater and fish farms.

• Landscaping: Lightweight Planting Media for rooftop gardens, turf, ball fields, designer soils, storm water
• Roofs & Floors
• Road Construction
• Agriculture
• Filtrations
• Horticulture
• Hydroponic
• Aquaponics
• Water treatment
• 

 

Packaging & Shipping

1) 50 Litre PP/PE per Bag

Colorful Printing is Available, 640bags/20'GP, 1360Bags/40'HQ
 

2) Pallet Packing 
24Bags or 28Bags/Plt, 320Bags/20'GP, 1040Bags/40'HQ

3)1150L Jumbo bag  44Bags/40'HQ

 

4) OEM package

1L, 2L, 2.5L, 5L ,10L ,25L, 40L, 45L, 50L etc.



 

After Sales Service

Our Service

Ningshu Service: High Quality, Good Service, Competitive Price, Delivery On Time

Sample Policy: Free sample is ready on your request, you just need to pay the freight cost

Customized service: All products size and package can be costomized according to your requirements

Payment Term:T/T, Western Union, Paypal (for sample)

Trade Terms:FOB, CFR, CIF

Delivery time: 10-15days after the deposit received